Results 81 to 90 of about 772,167 (189)

Temperature responsive aluminum manganese doped carbon dot sensors for enhanced electrical conductivity with DFT calculations

open access: yesScientific Reports
Agricultural wastes provide abundant cellulosic by-products, making them excellent candidates for sustainable material production. In this study, sugarcane bagasse was used to synthesize aluminum/manganese-doped carbon quantum dots (Al-Mn/CQDs) through a
Mohamed El-Nasharty   +2 more
doaj   +1 more source

Multiscale descriptor-based framework for predicting on-demand debonding in silane-modified polyether interfaces

open access: yesMaterials & Design
Silane-modified polyethers (SMPs) are widely used as adhesives and sealants; however, their permanent adhesion complicates repair, reuse, and recycling of adherend materials at the end of service life. In this research, on-demand debonding in SMP systems
Dharun Vadugappatty Srinivasan   +4 more
doaj   +1 more source

Assessment the performance of chemical constituents of agro wastes in production safety alternative carbon black filler in rubber composite purpose

open access: yesScientific Reports
Recently, minimizing petroleum resources as well as safely disposing of agro-wastes are essential for the production process to comply with environmental legislation.
Vivian F. Lotfy   +2 more
doaj   +1 more source

Optical detection of beetle-related indicators and stem quality in roundwood using convolutional neural networks

open access: yesJournal of Wood Science
Accurate roundwood sorting is critical for improving resource efficiency in the timber industry. However, in many small sawmills, sorting is performed manually through visual inspection, often resulting in inconsistencies and misclassifications.
Julia Achatz, Mark Schubert
doaj   +1 more source

Emission of reactive oxygen species during degradation of iron gall ink [PDF]

open access: yes, 2010
Iron gall inks are characterised by high contents of acids and transition metals, promoting degradation of cellulose due to hydrolysis and oxidation, respectively. Their chemical interaction with the environment is not well understood, especially in view
Cassar, M.   +5 more
core  

Bacterial cellulose doped with ZnO as a multifunctional bioactive platform for curcumin and propolis immobilization: synthesis, characterization, and wound healing potential

open access: yesMicrobial Cell Factories
Bacterial cellulose (BC)-based dressings exhibit favorable hydrogel characteristics, including high biocompatibility, moisture regulation, and mechanical adaptability, making them suitable candidates for biomedical applications.
Ghada E. Dawwam   +2 more
doaj   +1 more source

Hepatoprotective activity of bio-fabricated carbon quantum dots-decorated zinc oxide against carbon tetrachloride-induced liver injury in male rats

open access: yesBMC Pharmacology and Toxicology
Background Cirrhosis is considered as a severe liver disease that causes partial liver damage as well as total liver destruction; It remains a significant health concern.
Fatma El-Zahraa S. Mohamed   +2 more
doaj   +1 more source

Movement of Spermatozoa in Viscous Environments [PDF]

open access: yes, 1980
Observations of the effects of increased viscosity have been important in attempting to understand the mechanical forces and molecular mechanisms involved in cell motility.
Brokaw, C. J., Pate, E. F.
core  

Printed circuit board substrates derived from lignocellulose nanofibrils for sustainable electronics applications

open access: yesScientific Reports
This study investigates lignocellulose nanofibrils (LCNF) as a sustainable alternative material for printed circuit board (PCB) substrates, demonstrating an application through the development of an eco-friendly computer mouse demonstrator.
Yuliia Dudnyk   +4 more
doaj   +1 more source

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